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The oxidation number of Co in the comple...

The oxidation number of Co in the complex ion

A

`+2`

B

`+3`

C

`+4`

D

`+6`

Text Solution

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The correct Answer is:
B
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MOTION-COORDINATION COMPOUND-EXERCISE -2 (LEVEL I) OBJECTIVE PROBLEMS JEE MAIN
  1. The number of sigma bond and equal Pt-Cl bond length in Zeise’s salt i...

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  2. The disodium salt of ethylenediamminetetracetic acid can be used to es...

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  3. The oxidation number of Co in the complex ion

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  4. Which of the ligand can show linkage isomerism and acts as flexidentat...

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  5. Number of complex which are sp^3d^2 hybridised. (i) [Fe)NH3)6] Cl2 (...

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  6. For which pair of complexes is the order of values of Delta0 correct?

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  7. The EAN of platinum in potassium hexachloridoplatinate (IV) is (Atomic...

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  8. EAN of the central metal in the complexes K2[Ni(CN4)],[Cu(NH3)4]SO4 an...

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  9. Complexes [Co(SO(4))(NH(3))(5)]Br and [CoBr(NH(3))(5)]SO(4) can be dis...

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  10. Which of the following has conductance approximately equal to that of ...

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  11. Aqueous solution of Fe SO4 gives tests for both Fe^(2+) and SO4^(2-) b...

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  12. The species with spin only magnetic moment of sqrt(24) BM is:

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  13. The formula of the complex hyderidotrimethoxoborate (III) ion is:

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  14. Which of the following has an optical isomer?

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  15. Trioxalato aluminate (III) and tetrafluoro-borate (III) ions are:

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  16. In which complex is the transition metal in zero oxidation state:

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  17. The IUPAC name for the coordination compound Ba[BrF4]2 is:

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  18. The complexes given below show : " and "

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  19. For the complex ion dichloro bis (ethylene diamine) cobalt (III), sele...

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  20. Type of isomerism exhibited by [Ir(OCN)2(H2O)3]

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